DG may refer to:
DGM ("Diego, Gianfranco and Maurizio", after the founding members) is an Italian Progressive metal band.
The DGCR8 microprocessor complex subunit (DiGeorge syndrome chromosomal [or critical] region 8) is a protein that in humans is encoded by the DGCR8 gene.
DGC Rarities Vol. 1 is a rarities album compiled by DGC Records and released in 1994. The songs featured on this album are all b-sides, demos, covers and other rarities recorded by bands on the label.
Dgroups is a partnership of international development organisations working together towards a common vision: A world where every person is able to contribute to dialogue and decision-making for international development and social justice.
Diacylglycerol kinase zeta is an enzyme that in humans is encoded by the DGKZ gene.
Deoxyguanosine kinase, mitochondrial is an enzyme that in humans is encoded by the DGUOK gene.